Patent search ap:("GEOSOURCE INC") AND inv:"JIYON EMU KOOGURAA" Page 1

1.

发明专利
SPRING FOR VIBRATION DETECTOR 失效

公开(公告)号：JPS56141523A

公开(公告)日：1981-11-05

申请号：JP2620481

申请日：1981-02-26

Applicant: GEOSOURCE INC

Inventor： JIYON EMU KOOGURAA

IPC: G01V1/16 , G01H1/00 , G01H1/12 , G01H11/02 , G01V1/18

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